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February 5th, 2026 :: 10:36 pm CST   

Local Weather Report for
Decatur
Illinois, United States

 Current Decatur Weather Conditions Updated February 5th at 9:54 pm 
Temperature:27°F Dew Point:21°F
Barometer:29.89 inHg Wind:N 19 Mph
Humidity:79.6% Visibility:0M
 
 Decatur Weather Forecast Summary  
 
Today
Feb 5th
Friday
Feb 6th
Saturday
Feb 7th
Sunday
Feb 8th
Monday
Feb 9th
Cloudy Cloudy Cloudy Cloudy Sunny
30°F
38°F
22°F
27°F
16°F
41°F
24°F
49°F
32°F
 
 Decatur Detailed Weather Forecast  
 
Friday, February 6th, 2026
Overnight Temperature: 24°F
A mix of cloudy and clear skies.
Morning Temperature: 35°F
Cloudy. Windy.
Afternoon Temperature: 34°F
Cloudy. Windy.
Evening Temperature: 28°F
Mostly clear. Windy.
Saturday, February 7th, 2026
Overnight Temperature: 18°F
Clear. Windy at times.
Morning Temperature: 22°F
Sunny with cloudy periods.
Afternoon Temperature: 24°F
A mix of cloud and sun.
Evening Temperature: 24°F
Cloudy. Windy at times.
Sunday, February 8th, 2026
Overnight Temperature: 24°F
Cloudy. Windy at times.
Morning Temperature: 33°F
Cloudy. Windy at times.
Afternoon Temperature: 35°F
Sunny.
Evening Temperature: 33°F
Clear.
Monday, February 9th, 2026
Overnight Temperature: 32°F
Clear.
Morning Temperature: 43°F
Sunny.
Afternoon Temperature: 40°F
Sunny.
Evening Temperature: 38°F
Clear.
Tuesday, February 10th, 2026
Overnight Temperature: 38°F
Clear.
Morning Temperature: 52°F
Cloudy. Windy.
Afternoon Temperature: 54°F
Cloudy. Windy at times.
Evening Temperature: 53°F
Cloudy with showers likely. Windy at times.
Wednesday, February 11th, 2026
Overnight Temperature: 43°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 40°F
Cloudy. Windy at times.
Afternoon Temperature: 38°F
Cloudy.
Evening Temperature: 35°F
Cloudy with clear periods.
Thursday, February 12th, 2026
Overnight Temperature: 30°F
Clear.
Morning Temperature: 38°F
Cloudy.
Afternoon Temperature: 37°F
A mix of cloud and sun.
Evening Temperature: 34°F
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Friday, February 13th, 2026
Overnight Temperature: 31°F
Cloudy with flurries or showers likely. Windy at times.
Morning Temperature: 32°F
Cloudy with flurries or showers. Windy.
Afternoon Temperature: 33°F
Cloudy with flurries or showers. Windy.
Evening Temperature: 34°F
Cloudy with flurries or showers likely. Risk of freezing rain. Windy.





 

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9:55 PM  25°F
 
 
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9:53 PM  21°F
 
 
Lincoln, IL 
9:55 PM  28°F
 
 
Urbana, IL 
9:53 PM  21°F
 

 
This WeatherCity Weather Forecast for Decatur, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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